ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,334, issued on March 18, was assigned to Arrowhead Environmental Partners LLC.

"Specialty intermodal container having a roll cover roof, method of use and manufacture" was invented by James Francesco (Ridgefield Park, N.J.), William W. Gay (Ridgefield Park, N.J.) and Robert Berns (Ridgefield Park, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An intermodal container includes first and second ends, joined by first and second sides in a generally rectangular configuration. A generally continuous floor cooperates with the first and second ends and the first and second sides to form an open top container. A plurality of roof overhangs extend adja...